Question
Question: Consider the acceleration, velocity and displacement of a tennis ball as it falls to the ground and ...
Consider the acceleration, velocity and displacement of a tennis ball as it falls to the ground and bounces back. Directions of which of these changes in the process
A
Velocity only
B
Displacement and velocity
C
Acceleration, velocity and displacement
D
Displacement and acceleration
Answer
Displacement and velocity
Explanation
Solution
Only direction of displacement and velocity gets
changed, acceleration is always directed vertically downward.